File:EB1911 Foraminifera - Internal cast of Polystomella craticulata.jpg

EB1911_Foraminifera_-_Internal_cast_of_Polystomella_craticulata.jpg(675 × 416 pixels, file size: 120 KB, MIME type: image/jpeg)

Summary

Description
English: Internal cast of Polystomella craticulata. Legend: a, Retral processes, proceeding from the posterior margin of one of the segments. b, , Smooth anterior margin of the same segment. c, , Stolons connecting successive segments and uniting themselves with the diverging branches of the meridional canals. d, , , Three turns of one of the spiral canals. e, , , Three of the meridional canals. f, , , Their diverging branches.
Date published 1911
Source “Foraminifera,” Encyclopædia Britannica (11th ed.), v. 10, 1911, p. 631, fig. 8.
Author Marcus Manuel Hartog
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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Date/TimeThumbnailDimensionsUserComment
current17:00, 19 July 2018Thumbnail for version as of 17:00, 19 July 2018675 × 416 (120 KB)Bob Burkhardt{{Information |description ={{en|1=Internal cast of Polystomella craticulata. Legend: ''a'', Retral processes, proceeding from the posterior margin of one of the segments. ''b'', ''b¹'', Smooth anterior margin of the same segment. ''c'', ''c¹'', Stolons connecting successive segments and uniting themselves with the diverging branches of the meridional canals. ''d'', ''d¹'', ''d²'', Three turns of one of the spiral canals. ''e'', ''e¹'', ''e²'', Three of the meridional canals. ''f'', ''f¹''...

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